Live disclosure tracker · updated continuously

Recent Data Breach Disclosures

Every confirmed data breach we've indexed across 270187+ incidents from healthcare, finance, technology, government, retail, and education. Sourced from Verizon DBIR, public disclosure feeds, and major security news outlets. Updated automatically.

98B+

Records Exposed

270187

Incidents

94+

Countries

+104%

Breach Velocity YoY

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Latest Disclosures

critical · education · Jan 1, 2025

PowerSchool Holdings Inc.

Student and teacher data breached, subject of multiple federal lawsuits

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · healthcare · Jan 1, 2025

Cerner

Hackers accessed electronic health records stored on legacy network in January breach

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · retail · Jan 1, 2025

Otelier

Breach exposed data of 500K+ hotel guests from Marriott, Hilton, Hyatt and other brands

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · tech · Jan 1, 2025

Conduent Business Services

Massive data breach affecting more than 62.2 million individuals; printing and mailing services vendor

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · other · Jan 1, 2025

Conduent Business Services

Data breach in January 2025 affected more than 62.2 million individuals; vendor provides printing and mailing services

View incident → Original disclosure Indexed 1 year, 7 months ago

high · education · Jan 1, 2025

PowerSchool Holdings Inc.

Student and teacher data breached in education software provider incident

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · retail · Jan 1, 2025

Otelier

Data breach exposed records of 500,000+ hotel guests from Marriott, Hilton, Hyatt brands

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · other · Jan 1, 2025

Conduent Business Services

Data breach affected 62.2 million individuals with personal data from vendor providing printing and mailing services

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · other · Jan 1, 2025

Conduent Business Services

Data breach affected more than 62.2 million individuals from printing/mailing vendor

View incident → Original disclosure Indexed 1 year, 7 months ago

critical · healthcare · Jan 1, 2025

Network breach

Network breach exposed sensitive healthcare billing data affecting 1.26 million people

View incident → Original disclosure Indexed 1 year, 7 months ago

high · tech · Jan 1, 2025

KT Corporation

Customer data breach; South Korea fined telco $39 million for exposure

View incident → Original disclosure Indexed 1 year, 7 months ago

medium · education · Dec 28, 2024

85K student records exposed via PowerSchool

85K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

high · education · Dec 28, 2024

130K student records exposed via PowerSchool

130K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

medium · education · Dec 28, 2024

98K student records exposed via PowerSchool

98K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

high · education · Dec 28, 2024

130K student records exposed via PowerSchool

130K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

high · education · Dec 28, 2024

180K student records exposed via PowerSchool

180K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

high · education · Dec 28, 2024

160K student records exposed via PowerSchool

160K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

medium · education · Dec 28, 2024

98K student records exposed via PowerSchool

98K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

high · education · Dec 28, 2024

270K student records exposed via PowerSchool

270K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

high · education · Dec 28, 2024

160K student records exposed via PowerSchool

160K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

high · education · Dec 28, 2024

180K student records exposed via PowerSchool

180K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

medium · education · Dec 28, 2024

85K student records exposed via PowerSchool

85K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

medium · education · Dec 28, 2024

90K student records exposed via PowerSchool

90K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago

medium · education · Dec 28, 2024

85K student records exposed via PowerSchool

85K student records exposed via PowerSchool

View incident → Indexed 1 year, 7 months ago